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-rw-r--r--Zend/zend_builtin_functions.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
index ce4a1be893..7506401df2 100644
--- a/Zend/zend_builtin_functions.c
+++ b/Zend/zend_builtin_functions.c
@@ -681,7 +681,7 @@ repeat:
zval_ptr_dtor(&val_free);
}
c.flags = case_sensitive; /* non persistent */
- c.name = zend_strndup(name, name_len);
+ c.name = IS_INTERNED(name) ? name : zend_strndup(name, name_len);
c.name_len = name_len+1;
c.module_number = PHP_USER_CONSTANT;
if (zend_register_constant(&c TSRMLS_CC) == SUCCESS) {